<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');

class Index extends MY_Controller{

	function __construct(){
		parent::__construct();
	}

	public function index(){
		
		$userId = $this->input->cookie('userId',true);
		$userName = $this->UsersModel->get_name_by_id($userId);
		$data = array(
			'userName' => $userName
		);
		// var_dump($userName);
		$this->load->view('index',$data);
	}

	public function evaluate_download(){
		header("Content-type:text/html;charset=utf-8");  
		$file_path = "./others/考试评估系统.zip";
		$file_name = "考试评估系统.zip";
		//用以解决中文不能显示出来的问题 
		$file_name = iconv("utf-8","gb2312",$file_name);
		$file_path = iconv("utf-8","gb2312",$file_path); 
		//首先要判断给定的文件存在与否 
		if(!file_exists($file_path)){ 
			echo "没有该文件文件"; 
			return ; 
		} 
		$fp=fopen($file_path,"r"); 
		$file_size=filesize($file_path); 
		//下载文件需要用到的头 
		Header("Content-type: application/octet-stream"); 
		Header("Accept-Ranges: bytes"); 
		Header("Accept-Length:".$file_size); 
		Header("Content-Disposition: attachment; filename=".$file_name); 
		$buffer=1024; 
		$file_count=0; 
		//向浏览器返回数据 
		while(!feof($fp) && $file_count<$file_size){ 
			$file_con=fread($fp,$buffer); 
			$file_count+=$buffer; 
			echo $file_con; 
		} 
		fclose($fp);
	}

}